| Main |
Sub |
Function (Purpose) |
Section |
Purpose |
| 1 |
1 |
Used to check the operation of the scanner (reading) unit and the control circuit. |
Scanner (reading) |
Operation test/check |
| 2 |
Used to check the sensors in the scanner (reading) section and the related circuits. |
Scanner (reading) |
Operation test/check |
| 5 |
Used to check the operation of the scanner (reading) unit and the control circuit. |
Scanner (reading) |
Operation test/check |
| 10 |
Scanner thermistor output level check |
Scanner (reading) |
Operation test/check |
| 2 |
1 |
Used to check the operations of the auto document feed unit and the control circuits. |
DSPF |
Operation test/check |
| 2 |
Used to check the operations of the sensors and detectors in the auto document feed unit and the control circuits. |
DSPF |
Operation test/check |
| 3 |
Used to check the operations of the loads in the auto document feed unit and the control circuit. |
DSPF |
Operation test/check |
| 6 |
Used to check the operation of the scanner fan motor. |
Scanner (reading) |
Operation test/check |
| 3 |
2 |
Used to check the operations of the sensors and the detectors in the finisher and the control circuits. |
Finisher |
Operation test/check |
| 3 |
Used to check the operations of the motors and the solenoids in the finisher and the control circuits. |
Finisher |
Operation test/check |
| 10 |
Used to adjust the jogger position, the lead edge stopper position, the staple jogging count number, and the paper folding count number. |
Finisher |
Finisher adjustment |
| 20 |
Used to check the operations of the sensors and the detectors in the saddle unit and the related circuits. |
Saddle unit |
Operation test/check |
| 21 |
Used to check the operations of the saddle unit motor and the control circuit. |
Saddle unit |
Operation test/check |
| 22 |
Used to adjust the saddle unit. |
Saddle unit |
Adjustment |
| 30 |
Used to check the operations of the sensors and the detectors in the inserter and the related circuits. |
Inserter |
Operation test/check |
| 31 |
Used to check the operations of the loads in the inserter and the control circuits. |
Inserter |
Operation test/check |
| 40 |
Used to check the operations of the sensors and the detectors in the paper folding unit and the related circuits. |
Paper folding unit |
Operation test/check |
| 41 |
Used to check the operations of the motors and the solenoids in the paper folding unit and the control circuits. |
Paper folding unit |
Operation test/check |
| 4 |
2 |
Used to check the operations of the sensors and the detectors in the large capacity tray (LCC) and the control circuits. |
Large capacity tray (LCC) |
Operation test/check |
| 3 |
Used to check the operations of the loads in the desk/large capacity tray (LCC) and the control circuits. |
Desk/Large capacity tray |
Operation test/check |
| 5 |
Used to check the operations of the transport clutch (LTRC) in the LCC and the monitor. |
Large capacity tray (LCC) |
Operation test/check |
| 5 |
1 |
Used to check the operations of the display lamp and the LCD on the operation panel and the control circuit. |
Operation panel |
Operation test/check |
| 2 |
Used to check the operation of the heater lamp and the control circuit. |
Fusing |
Operation test/check |
| 3 |
Used to check the operations of the copy lamp and the control circuit. |
Scanner (reading) |
Operation test/check |
| 4 |
Used to check the operations of the discharge lamp and the control circuit. |
Process |
Operation test/check |
| 6 |
1 |
Used to check the operations of the loads (clutches and solenoids) in the paper transport system and the control circuits. |
Paper transport, paper exit |
Operation test/check |
| 2 |
Used to check the operations of each fan motor and the control circuit. |
|
Operation test/check |
| 3 |
Used to check the operations of the primary transfer separation. |
Process (transfer) |
Operation test/check |
| 4 |
Used to check the operation of the MC cleaner. |
Process (charging) |
Operation test/check |
| 7 |
1 |
Used to set the conditions of aging operation. |
|
Setting |
| 6 |
Used to set the intermittent aging cycle. |
|
Setting |
| 8 |
Used to display the warm-up time. |
|
Operation display |
| 12 |
Used to set the document scan quantity. (For development and inspection) |
|
Operation test, check |
| 8 |
1 |
Used to check and adjust the developing voltage in each print mode and the control circuit. |
Process (Development) |
Operation test/check/ adjustment |
| 2 |
Used to check and adjust the operations of the main charger grid voltage in each print mode and the control circuit. |
Process |
Operation test/check/ adjustment |
| 6 |
Used to check and adjust the operation of the transfer plus bias current and the control circuit. |
Process (transfer) |
Operation test/check/ adjustment |
| 17 |
Used to check and adjust the operation of the transfer electric cleaning output and the control circuit. |
Process (transfer) |
Operation test/check/ adjustment |
| 18 |
Used to check and adjust the operation of the transfer belt cleaning brush output and the control circuit. |
Process (transfer) |
Operation test/check/ adjustment |
| 20 |
Control between transfer sheets (Print paper transfer belt absorption margin up) |
Transfer |
Operation test/check/ adjustment |
| 10 |
1 |
Used to check the operation of the toner motor and the control circuit |
Process (Development) |
Operation test/check |
| 2 |
Used to check the operation of the toner hopper empty sensor. |
Process (Development) |
Operation test/check |
| 3 |
Used to check the operation of the toner cartridge motor rotation sensor. |
|
Operation test/check |
| 13 |
- |
Used to cancel the self diag U1 trouble. |
|
Cancel (trouble, etc.) |
| 14 |
- |
Used to cancel the self diag H3/H4/H5 troubles. |
Fusing |
Cancel (trouble, etc.) |
| 15 |
- |
Used to cancel the self diag U6-09 (large capacity paper feed tray) trouble. |
LCC |
Cancel (trouble, etc.) |
| 16 |
- |
Used to cancel the self diag U2 trouble. |
MFPcnt PWB/PCU PWB/SCU PWB |
Cancel (trouble, etc.) |
| 17 |
- |
Used to cancel the self diag PF trouble. |
|
Cancel (trouble, etc.) |
| 21 |
1 |
Used to set the maintenance cycle. |
|
Setting |